38966025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 78369984

約数和(自身を除く): 39403959

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 49, 69, 75, 105, 115, 147, 161, 175, 245, 345, 461, 483, 525, 575, 735, 805, 1127, 1225, 1383, 1725, 2305, 2415, 3227, 3381, 3675, 4025, 5635, 6915, 9681, 10603, 11525, 12075, 16135, 16905, 22589, 28175, 31809, 34575, 48405, 53015, 67767, 74221, 80675, 84525, 112945, 159045, 222663, 242025, 265075, 338835, 371105, 519547, 564725, 795225, 1113315, 1558641, 1694175, 1855525, 2597735, 5566575, 7793205, 12988675, 38966025]

約数ペア:

[(1, 38966025), (3, 12988675), (5, 7793205), (7, 5566575), (15, 2597735), (21, 1855525), (23, 1694175), (25, 1558641), (35, 1113315), (49, 795225), (69, 564725), (75, 519547), (105, 371105), (115, 338835), (147, 265075), (161, 242025), (175, 222663), (245, 159045), (345, 112945), (461, 84525), (483, 80675), (525, 74221), (575, 67767), (735, 53015), (805, 48405), (1127, 34575), (1225, 31809), (1383, 28175), (1725, 22589), (2305, 16905), (2415, 16135), (3227, 12075), (3381, 11525), (3675, 10603), (4025, 9681), (5635, 6915)]